For properties that depend on the use or sense of a word, WordData[wordspec,"property"] gives a list of rules for each use and sense of a word consistent with wordspec.

WordData[wordspec,"property","form"] yields results in the following forms:

"List"

a single list of results for all word specifications

"Rules"

a list of word specifications for each word specification

"ShortRules"

a list of word results for each word specification

Basic grammatical properties of words include:

"PartsOfSpeech"

possible parts of speech for a word

WordData[All,"part"] gives all words of a given part of speech. WordData[All,"Stopwords"] gives a list of words typically ignored in text comparisons. WordData[All,"PartsOfSpeech"] gives a list of parts of speech.

WordData[patt,"Lookup"] gives a list of all available words matching the string pattern patt.